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Open Source Projects Directory

Explore open source software projects used throughout modern enterprise technology environments.

The Decision Insights Open Source Projects Directory provides information about software projects, foundations, communities, and technologies that power modern infrastructure, networking, security, observability, cloud, AI, and software development environments.

Project profiles help technology teams understand project purpose, ecosystem relevance, adoption patterns, associated organizations, related technologies, and industry context.

Use the search bar to discover projects by technology category, functionality, programming language, vendor ecosystem, or market segment.

1,688 results ยท page 71 of 85

  • Patrole

    Patrole is an OpenStack Tempest plugin for automated RBAC and policy validation testing across OpenStack APIs.

  • Payara

    Payara is an open-source Jakarta EE application server and enterprise Java runtime platform maintained by Payara Services.

  • PCSX2

    PCSX2 is an open-source PlayStation 2 emulator for running PS2 software on modern desktop operating systems.

  • PEFT (Parameter-Efficient Fine-Tuning)

    Parameter-Efficient Fine-Tuning (PEFT) is a Hugging Face library for adapting large pretrained models by training small additional parameter sets.

  • Perl

    Perl is a high-level, general-purpose programming language for text processing, scripting, and application development.

  • Perses

    Perses is an open-source CNCF observability project providing GitOps-friendly, declarative dashboards and visualization for monitoring data.

  • pfSense

    pfSense is an open-source firewall and router platform for network security, routing, VPN, and traffic management.

  • PHP

    PHP is a server-side scripting language for web application development and dynamic content generation.

  • Pica8/XORPlus

    Pica8/XORPlus is a Linux-based network operating system for SDN-capable white box Ethernet switches in campus and data center networks.

  • Pi-hole

    Pi-hole is a network-level DNS sinkhole platform that provides DNS-based ad and tracker blocking for local networks.

  • Pinecone

    Pinecone is a managed vector database for storing and querying high-dimensional embeddings in AI and search applications.

  • Pinpoint

    Pinpoint is an open-source distributed APM platform for tracing and monitoring large-scale Java and PHP applications in production.

  • pip

    pip is the standard Python package installer for managing Python packages and their dependencies from PyPI and other indexes.

  • PipeCD

    PipeCD is an open source continuous delivery and GitOps platform for multi-platform application deployments and progressive delivery.

  • PipeWire

    PipeWire is a Linux multimedia framework that provides a unified service for routing and processing audio and video streams.

  • Piraeus Datastore

    Piraeus Datastore provides replicated, software-defined block storage for Kubernetes clusters using LINSTOR and CSI integration.

  • Pixie

    Pixie is an open-source Kubernetes observability platform that uses eBPF for automatic, in-cluster telemetry collection and analysis.

  • PlanetScale

    PlanetScale is a managed MySQL-compatible database-as-a-service built on Vitess for horizontal scaling and schema-change workflows.

  • Plasma Mobile

    Plasma Mobile is an open-source KDE mobile user interface platform for Linux-based smartphones and tablets using the Plasma stack.

  • Playwright

    Playwright is an open-source end-to-end web testing framework by Microsoft for cross-browser automation of modern web applications.